(19)

(11)

EP 4 111 014 A1

(12)

(43) Date of publication: 04.01.2023 Bulletin 2023/01 (21) Application number: 21706664.6 (22) Date of filing: 10.02.2021

(51) International Patent Classification (IPC):  E04F 15/22(2006.01) (52) Cooperative Patent Classification (CPC): E04F 15/225 (86) International application number: PCT/GB2021/050297 (87) International publication number: WO 2021/170970 (02.09.2021 Gazette 2021/35)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 25.02.2020 GB 202002662 (71) Applicant: British Harlequin Plc Tunbridge Wells, Kent TN2 3EF (GB)	(72) Inventor: DAGGER, Guy Tunbridge Wells Kent TN2 3EF (GB) (74) Representative: Hancox, Jonathan Christopher et al Venner Shipley LLP Windsor House 6-10 Mount Ephraim Road Tunbridge Wells, Kent TN1 1EE Tunbridge Wells, Kent TN1 1EE (GB)